Doctor profile · Federal record

Dr. Mark Spiro, MD

Anesthesiology Physician (CMS: Anesthesiology) · Interventional Pain Medicine Physician · Phoenix, AZ

  • NPI 1073583779
  • Accepts Medicare
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
645 E Missouri Ave Ste 300
Phoenix, AZ 850121351
(602) 262-8900
fax (602) 262-8890

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
February 16, 2021
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Arizona #31465
Medicaid
AZ #832677

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073583779. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
80
Distinct HCPCS
5
Medicare allowed
$14,089
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 29 28 $147
00811 Anesthesia for other procedure on large bowel using an endoscope 16 16 $138
00813 Anesthesia for procedure on small and large bowel using an endoscope 12 12 $163
01402 Anesthesia for procedure for total knee joint replacement 12 12 $338
00910 Anesthesia for other procedure on urinary system through urethra 11 11 $147

In context: peer comparison

Among 166 peers in Phoenix Anesthesiology Physician, average services per provider: 34. This provider delivers 2.4× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Spiro's medical specialty?
Dr. Mark Spiro practices Anesthesiology Physician in Phoenix, AZ.
Where does Dr. Mark Spiro practice?
Dr. Mark Spiro practices at 645 E Missouri Ave Ste 300, Phoenix, AZ 850121351. Office phone: 6022628900.
What is Dr. Mark Spiro's NPI?
Dr. Mark Spiro's National Provider Identifier (NPI) is 1073583779, issued by NPPES.
Does Dr. Mark Spiro accept Medicare assignment?
Yes. Dr. Mark Spiro accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Spiro commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Anesthesia for procedure on small and large bowel using an endoscope (HCPCS 00813). Source: CMS Medicare Physician & Other Practitioners file.